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The rate at which metallic ions are electroplated from a dilute electrolytic solution onto a rotating disk electrode is usually governed by the mass diffusion rate of ions to the disk. This process is believed to be controlled by the following variables:
Dimensions
K= mass-transfer coefficient
L/t
D= diffusion coefficient
L2/t
D= disk diameter
L
a= angular velocity
I/t
Ρ= density
M/L3
μ= viscosity
M/Lt
Obtain the set of dimensionless groups for these variables where k, μ, and D are kept in separate groups. How would you accumulate and present the experimental data for this system?
Using nodal analysis solve for the current and supemode used to solve this circuit is located between which two nodes?
The power supplied by a certain source is a constant 7.5 W over the first 5.8 min, zero for the next 2.8 min, a value that increases linearly from zero to 10 W during the next 8.8 min, and a value that decreases linearly from 10 W to zero
Assume that you have a diff amp circuit with a tail resistor. You have determined that the CMRR of the circuit is not acceptable. How could you improve the CMRR?
Electrostatics, Magnetism, Electronic Circuits, and Induction - ENGN102 What are the magnitude and direction of the net electrostatic force on charge B due to charges A and C and what is the direction and magnitude of the electric field at point P?
A minimum solution requires six states. Design your circuit using NAND gates, NOR gates, and three D flip-flops. Any solution which is minimal for your state assignment and uses eight or fewer gates and inverters is acceptable. (Assign 000 to the ..
An 1100 V. 50 Hz star connected induction motor has a starconnected slip-rings rotor with a transformation ratio of 3.0. Therotor resistance per phase is 0.015 ohm and leakage inductance is0.8 mH per phase . Neglect stator impedence .
a circuit consists of three elements in series. a source delivers 90 watts and one of the passive elements absorbs 20 watts. how much power does the third element absorb.
A ideal transformer is rated at 4800/480 volt, at 75KVA. it is connected as a step down auto transformer. find the line and load voltages, turns ratio and total apparent, real and reactive power at full load and at 60% rated load at a power factor..
Write general expressions for the electric and magnetic fields of a 1=GHz sinusoidal plane wave traveling in the +y-direction in a lossless nonmagnetic medium with relative permittivity er=9.
1. An amplifier has cutoff frequencies of 120.0 Hz and 1.200 kHz. Calculate the bandwidth and center frequency of the amplifier. 2. The upper cutoff frequency of an amplifier is 8.000 MHz and its center frequency is 1 MHz.
Given that the Phillips curve is derived from the aggregate demand and aggregate supply model, why do we use the Phillips curve analysis? What benefits does the Phillips curve analysis offer compared to the aggregate demand and aggregate supply ..
What do you mean by DAC? Why is it required? Name two most frequently used DAC. What are the disadvantages of W-R type DAC? What is the major advantage of R-2R type DAC?
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